package com.huilian.iotbox.data.service.impl;


import net.sf.json.JSONObject;
import com.huilian.iotbox.data.service.HttpService;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpRequestBase;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
import org.springframework.stereotype.Service;

import java.io.IOException;


/**
 * @author: 少凡
 * @Date 2018/5/19 20:21
 */
@Service
@Slf4j
public class HttpServiceImpl implements HttpService {

    @Override
    public JSONObject httpGet(String url) {
        HttpGet httpGet = new HttpGet(url);
        return getJsonObject(httpGet);
    }

    @Override
    public JSONObject httpPost(String url, String body) {
        HttpPost httpPost = new HttpPost(url);
        StringEntity postEntity = new StringEntity(body, "UTF-8");
        //设设置请求头
        httpPost.addHeader("Content-Type", "text/xml");
        httpPost.setEntity(postEntity);
        return getJsonObject(httpPost);
    }

    private JSONObject getJsonObject(HttpRequestBase request) {
        CloseableHttpClient client = HttpClients.createDefault();
        try {
            //接收 发送请求返回对象
            HttpResponse response = client.execute(request);
            //拿结果
            HttpEntity entity = response.getEntity();
            if (entity != null) {
                //类型转换
                String result = EntityUtils.toString(entity, "UTF-8");
                //转为json格式
                return JSONObject.fromObject(result);
            }
        } catch (IOException e) {
            log.error(e.getMessage());
        } finally {
            //连接释放
            request.releaseConnection();
        }
        return null;
    }
}
